Commit d504270a authored by Ilya Leoshkevich's avatar Ilya Leoshkevich Committed by Alexei Starovoitov
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selftests/bpf: Fix vmlinux test on s390x 



Use a syscall macro to access the nanosleep()'s first argument;
currently the code uses gprs[2] instead of orig_gpr2.

Signed-off-by: default avatarIlya Leoshkevich <iii@linux.ibm.com>
Link: https://lore.kernel.org/r/20230128000650.1516334-18-iii@linux.ibm.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 26e8a014

tools/testing/selftests/bpf/progs/test_vmlinux.c

+2 −2
Original line number Diff line number Diff line
@@ -42,7 +42,7 @@ int BPF_PROG(handle__raw_tp, struct pt_regs *regs, long id) 
	if (id != __NR_nanosleep)

		return 0;



	ts = (void *)PT_REGS_PARM1_CORE(regs);

	ts = (void *)PT_REGS_PARM1_CORE_SYSCALL(regs);

	if (bpf_probe_read_user(&tv_nsec, sizeof(ts->tv_nsec), &ts->tv_nsec) ||

	    tv_nsec != MY_TV_NSEC)

		return 0;
@@ -60,7 +60,7 @@ int BPF_PROG(handle__tp_btf, struct pt_regs *regs, long id) 
	if (id != __NR_nanosleep)

		return 0;



	ts = (void *)PT_REGS_PARM1_CORE(regs);

	ts = (void *)PT_REGS_PARM1_CORE_SYSCALL(regs);

	if (bpf_probe_read_user(&tv_nsec, sizeof(ts->tv_nsec), &ts->tv_nsec) ||

	    tv_nsec != MY_TV_NSEC)

		return 0;